FEATURES:
• CERTIFICATE OF CALIBRATION. A Certificate of Calibration is packed with every QD Series Torque Instrument. Actual certification readings and individual instrument serial number are included. Each torque instrument, as calibrated at the factory, is certified to meet the accuracy specified in ANSI® B107.300-2010 (B107.14) and was calibrated on a torque standard traceable to the National Institute of Standards Technology (NIST®)
• ACCURACY. All QD Series Torque Instruments are accurate to ±4% clockwise and ±6% counterclockwise from 20% of full scale to full scale
• LONG LIFE RATCHET HEAD. QD Series Torque Instruments feature the Snap-on® High Strength Sealed Ratchet Head. Sealed ratchet heads keep out dirt and moisture while being virtually maintenance free.US Patent #4,934,220 applies to all QD Series Ratchet Head Models. US Patent #6,125,722 applies to 1/4??, 3/8?? and 1/2?? drive Ratchet Head Models only
• MINIMAL FRICTION “HOUR GLASS” CAM. Retains and releases
lubricant where needed to reduce friction
• POSITIVE STOP. Instrument can not be accidentally disassembled if wound down past scale
• KNURLED HANDLE for a secure non-slip grip
• ONE YEAR WARRANTY
• STORAGE CASE included with each instrument
• All QD models with “A” suffix have roll-marked scales for better
permanence and visibility. Easier reading with varying light sources
